<html>
<head>
<style>
.serif{font-family:"Times New Roman",Times,serif;}
.sansserif{font-family:Arial,Helvetica,sans-serif;}
</style>
</head>

<body>
<ul class="serif">
<li>Coffee</li>
<li>Tea</li>
<li>Coca Cola</li>
</ul>
<ul class="sansserif">
<li>Coffee</li>
<li>Tea</li>
<li>Coca Cola</li>
</ul>
</body>
</html>